Essays about: "Brachiopoder"

Showing result 1 - 5 of 8 essays containing the word Brachiopoder.

  1. 1. Paleontology and Sedimentology of the Alum Shale Formation at Björnberget, Västerbotten County, Sweden

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Mannelqvist Alexander; [2016]
    Keywords : Brachiopoda; Acrotretida; New species; New locality; Alum Shale Formation; Brachiopoda; Acrotretida; ny art; ny lokal; Alunskifferformationen;

    Abstract : A new locality of the Alum Shale Formation at Björnberget, Västerbotten County, of the lower allochthon of the Caledonian front is described herein. Two new species of acrotretid brachiopods were found. Tingitanella vilhelminia n. sp. READ MORE

  3. 2. Linguliform Brachiopods from the Middle Cambrian ‘Thick’ Stephen Formation at Odaray Mountain, Canadian Rocky Mountains

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Sara Saxén; [2015]
    Keywords : Brachiopoda; Lingulida; Middle Cambrian; Stephen Formation; new species; Brachiopoda; Lingulida; Mellersta kambrium; Stephenformationen; ny art;

    Abstract : The linguliform brachiopod fauna from the Stephen Formation have long been thought to be very species poor and only consist of a few genera, but new discoveries from lime-stone beds in the “thick” Stephen Formation shows that this is not the case. The species described herein, Kyrshabaktella cf. tatjanae and Ceratreta hansi sp. nov. READ MORE

  4. 3. From red to grey and back again : a detailed study of the lower Kundan (Middle Ordovician) 'Täljsten' interval and its enclosing strata in Västergötland, Sweden

    University essay from Lunds universitet/Geologiska institutionen

    Author : Anders Lindskog; [2010]
    Keywords : täljsten; lithology; faunal changes; Lanna Limestone; Holen Limestone; Kinnekulle; Hällekis; Thorsberg; Ordovician; Sweden; lannakalkstenen; holenkalkstenen; mellanordovicium; Sverige; Earth and Environmental Sciences;

    Abstract : Lithologic and faunal characteristics of the anomalous lower Kundan (Darriwilian, Middle Ordovician) 'Täljsten' limestone interval and its enclosing strata have been studied at Kinnekulle (Västergötland, south-central Sweden). A 2.6 m thick rock succession has been sampled, resulting in thin-sections and acid-insoluble residues. READ MORE

  5. 4. Linguliform Brachiopods from the terminal Cambrain to lower Ordovician Tiñu section, Mexico

    University essay from Uppsala universitet/Paleobiologi; Uppsala universitet/Universitetsbiblioteket

    Author : Barbro Bornsäter; [2008]
    Keywords : Linguliform; Brachiopods; Acrotretid; Siphonotretid; Tiñu Formation; Cambrian; Ordovician; Linguliforma; Brachiopoder; Acrotretida; Siphonotretida; Tiñu formationen; Kambrium; Ordovicium;

    Abstract : Tiñuformationen i Oaxaca, Mexiko är den enda fossilförande enheten från undre paleozoikum mellan den Laurentiska plattformen i nordvästra Mexiko och de Gondwanska lagerföljderna i Sydamerika. Det har nyligen visats att Tiñusektionen är en koncentrerad passiv kantlagerföljd med Gondwanakaraktär. READ MORE

  6. 5. Brachiopod faunal dynamics during the Silurian Ireviken Event, Gotland, Sweden

    University essay from Lunds universitet/Geologiska institutionen

    Author : Åsa Erlfeldt; [2006]
    Keywords : Ireviken Event; brachiopods; Lilliput; Silurian; Gotland; Lower Visby Formation; Upper Visby Formation; brachiopoder; Silur; Undre Visbyformationen; Övre Visbyformationen; Earth and Environmental Sciences;

    Abstract : The brachiopod fauna from parts of the Lower and Upper Visby formations on Gotland has been investigated through a combined outcrop and literature study. The strata of these formations were formed during the Ireviken Event, one of the severest identified oceanic events on Gotland, with diversity changes and extinctions among several groups of marine taxa. READ MORE